/*
 * Copyright 2009 André Luiz Alves Moraes
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * */



package org.alamoraes.codegen;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Hashtable;
import java.util.List;
import java.util.Map;
import org.json.simple.parser.ContainerFactory;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;

/**
 *
 * @author andre
 */
public class JsonCodeModelLoader extends CodeModelLoader {
    private File file;

    public JsonCodeModelLoader() {
    }

    public JsonCodeModelLoader(File file) {
        this.file = file;
    }

    public File getFile() {
        return file;
    }

    public void setFile(File file) {
        this.file = file;
    }

    public Map load(){
        try {
            JSONParser parser = new JSONParser();
            FileReader fr = new FileReader(file);

            ContainerFactory factory = new ContainerFactory() {

                public Map createObjectContainer() {
                    return new Hashtable();
                }

                public List creatArrayContainer() {
                    return new ArrayList();
                }
            };

            return (Hashtable)parser.parse(fr, factory);
        }
        catch(Exception ex) {
            return new Hashtable();
        }
    }
}
